Render, C., & Daniels, S. (2011, January). 2011 Canadian Association of Gastroenterology Educational Needs Assessment Report. Canadian Journal of Gastroenterology.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Render, Craig, و Sandra Daniels. "2011 Canadian Association of Gastroenterology Educational Needs Assessment Report." Canadian Journal of Gastroenterology Jan. 2011.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)Render, Craig, و Sandra Daniels. "2011 Canadian Association of Gastroenterology Educational Needs Assessment Report." Canadian Journal of Gastroenterology, Jan. 2011.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.